Using street view, you can often see "Social Security" on a building or sign.

Social Security Office Directions and Notes :

OFFICE IS LOCATED OFF WINCHESTER ROAD NEAR THE I64/I75 INTERCHANGE. FROM I75, TAKE EXIT 110, US 60 WEST AND TURN AT COUNTRY INN AND SUITES MOTEL. TAKE NEXT RIGHT ONTO BUENA VISTA RD. OFFICE IS ON THE LEFT. FIELD OFFICE IS ON GROUND FLOOR. FROM US 60 (WINCHESTER RD) EAST, TURN LEFT A T COUNTRY INN AND SUITES MOTEL, THEN RIGHT ONTO BUENA VISTA RD.

Lexington Social Security Office Notes

You can do things like signup for Medicare
online at ssa.gov.
Hours of Social Security offices were reduced in November, 2012.
Almost all Social Security offices in the continental US have hours
of 9:00 to noon on Wednesdays, and 9:00 to 4:00 on other weekdays.
See if you can get an appointment by phone. Fridays may be less
crowded.